Home / 198,243.72-297,362.97-48,485.30

Finding the Fourth Proportional to 198,243.72, 297,362.97 and 48,485.30

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Solution

The fourth proportional to 198,243.72, 297,362.97 and 48,485.30 is: 72,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,243.72 : 297,362.97 = 48,485.30 : x
  2. Step 2: Convert to fraction form
    198,243.72/297,362.97 = 48,485.30/x
  3. Step 3: Cross multiply
    198,243.72x = 297,362.97 × 48,485.30
  4. Step 4: Simplify right side
    198,243.72x = 14,417,731,322.53
  5. Step 5: Solve for x
    x = 14,417,731,322.53/198,243.72
  6. Step 6: Final answer
    x = 72,727.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.